<script setup>

</script>

<template>
  <div class="person">
    <h2>姓名：{{ name }}</h2>
    <h2>年龄：{{ age }}</h2>
    <button @click="changeName">修改名字</button>
    <button @click="changeAge">修改年龄</button>
  </div>
</template>

<script>
  export default {
    name: 'Person',
    setup() {
      console.log(this)
      let name = '张三';
      let age = 19;
      function changeName() {
        this.name = 'zhang-san';
        //name = 'zhang-san'; //这样修改name，页面不会改变
        console.log(name);
      }
      function changeAge() {
        this.age += 1;
        //age += 1; //这样修改age，页面不会改变
        console.log(age);
      }
      return {name, age ,changeName, changeAge};
    }
  }
</script>

<style scoped>
  .person {
    background-color: skyblue;
    box-shadow: 0 0 10px;
    border-radius: 10px;
    padding: 20px;
  }

  button {
    margin: 0 5px;
  }
</style>